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Finding the Fourth Proportional to 14,476.52, 21,685.98 and 7,059.32

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Solution

The fourth proportional to 14,476.52, 21,685.98 and 7,059.32 is: 10,574.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,476.52 : 21,685.98 = 7,059.32 : x
  2. Step 2: Convert to fraction form
    14,476.52/21,685.98 = 7,059.32/x
  3. Step 3: Cross multiply
    14,476.52x = 21,685.98 × 7,059.32
  4. Step 4: Simplify right side
    14,476.52x = 153,088,272.33
  5. Step 5: Solve for x
    x = 153,088,272.33/14,476.52
  6. Step 6: Final answer
    x = 10,574.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.